hear to do sth 还是hear doing sth

问题描述:

hear to do sth 还是hear doing sth

两个都行,要看句子.hear sb do(to常去掉)sth.意思是听到某人做某事,强调状态,强调此人一直在做事,而hear sb.doing sth.则强调此人正在做某事,强调动作.要区分.